Most Dangerous Object in the Office: GreenSteam Weed Killer

Photo: Daniel Salo

D’oh! We left a cup of coffee on our desk—last Presidents’ Day. A scouring pad will never kill all the germs living in this mug, but a blast of scalding steam at 930 degrees Fahrenheit just might. The GreenSteam Weed Killer is a propane-powered beast that flash-boils water in about half a minute, then disgorges it through a stainless steel nozzle. The 10-gallon tank provides enough blistering mist to wilt thousands of weeds—or sterilize a whole break room full of moldy dishware. Doing good deeds is so rewarding. In fact, the office manager’s shirt is looking a little wrinkly …